Home / 71,744,714.40-107,617,071.60-49,825,725.60

Finding the Fourth Proportional to 71,744,714.40, 107,617,071.60 and 49,825,725.60

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Solution

The fourth proportional to 71,744,714.40, 107,617,071.60 and 49,825,725.60 is: 74,738,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,744,714.40 : 107,617,071.60 = 49,825,725.60 : x
  2. Step 2: Convert to fraction form
    71,744,714.40/107,617,071.60 = 49,825,725.60/x
  3. Step 3: Cross multiply
    71,744,714.40x = 107,617,071.60 × 49,825,725.60
  4. Step 4: Simplify right side
    71,744,714.40x = 5,362,098,679,417,153
  5. Step 5: Solve for x
    x = 5,362,098,679,417,153/71,744,714.40
  6. Step 6: Final answer
    x = 74,738,588.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.